704437 has 4 divisors (see below), whose sum is σ = 707436. Its totient is φ = 701440.

The previous prime is 704419. The next prime is 704441. The reversal of 704437 is 734407.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 734407 = 19 ⋅38653.

It can be written as a sum of positive squares in 2 ways, for example, as 505521 + 198916 = 711^2 + 446^2 .

It is a cyclic number.

It is not a de Polignac number, because 704437 - 2⁷ = 704309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (704447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1114 + ... + 1627.

It is an arithmetic number, because the mean of its divisors is an integer number (176859).

2⁷⁰⁴⁴³⁷ is an apocalyptic number.

It is an amenable number.

704437 is a deficient number, since it is larger than the sum of its proper divisors (2999).

704437 is a wasteful number, since it uses less digits than its factorization.

704437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2998.

The product of its (nonzero) digits is 2352, while the sum is 25.

The square root of 704437 is about 839.3074526060. The cubic root of 704437 is about 88.9776066204.

The spelling of 704437 in words is "seven hundred four thousand, four hundred thirty-seven".